331 lines
9.0 KiB
C
331 lines
9.0 KiB
C
/*
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* Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <math.h>
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#include "opj_config.h"
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#include "openjpeg.h"
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#include "stdlib.h"
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/* -------------------------------------------------------------------------- */
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/**
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sample error debug callback expecting no client object
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*/
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static void error_callback(const char *msg, void *client_data) {
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(void)client_data;
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fprintf(stdout, "[ERROR] %s", msg);
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}
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/**
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sample warning debug callback expecting no client object
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*/
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static void warning_callback(const char *msg, void *client_data) {
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(void)client_data;
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fprintf(stdout, "[WARNING] %s", msg);
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}
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/**
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sample debug callback expecting no client object
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*/
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static void info_callback(const char *msg, void *client_data) {
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(void)client_data;
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fprintf(stdout, "[INFO] %s", msg);
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}
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/* -------------------------------------------------------------------------- */
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#define NUM_COMPS_MAX 4
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int main (int argc, char *argv[])
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{
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opj_cparameters_t l_param;
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opj_codec_t * l_codec;
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opj_image_t * l_image;
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opj_image_cmptparm_t l_params [NUM_COMPS_MAX];
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FILE * l_file;
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opj_stream_t * l_stream;
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OPJ_UINT32 l_nb_tiles;
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OPJ_UINT32 l_data_size;
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unsigned char len;
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#ifdef USING_MCT
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const OPJ_FLOAT32 l_mct [] =
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{
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1 , 0 , 0 ,
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0 , 1 , 0 ,
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0 , 0 , 1
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};
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const OPJ_INT32 l_offsets [] =
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{
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128 , 128 , 128
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};
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#endif
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opj_image_cmptparm_t * l_current_param_ptr;
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OPJ_UINT32 i;
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OPJ_BYTE *l_data;
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OPJ_UINT32 num_comps;
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int image_width;
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int image_height;
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int tile_width;
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int tile_height;
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int comp_prec;
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int irreversible;
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char output_file[64];
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/* should be test_tile_encoder 3 2000 2000 1000 1000 8 tte1.j2k */
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if( argc == 9 )
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{
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num_comps = (OPJ_UINT32)atoi( argv[1] );
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image_width = atoi( argv[2] );
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image_height = atoi( argv[3] );
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tile_width = atoi( argv[4] );
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tile_height = atoi( argv[5] );
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comp_prec = atoi( argv[6] );
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irreversible = atoi( argv[7] );
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strcpy(output_file, argv[8] );
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}
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else
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{
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num_comps = 3;
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image_width = 2000;
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image_height = 2000;
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tile_width = 1000;
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tile_height = 1000;
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comp_prec = 8;
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irreversible = 1;
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strcpy(output_file, "test.j2k" );
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}
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if( num_comps > NUM_COMPS_MAX )
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{
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return 1;
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}
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l_nb_tiles = (OPJ_UINT32)(image_width/tile_width) * (OPJ_UINT32)(image_height/tile_height);
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l_data_size = (OPJ_UINT32)tile_width * (OPJ_UINT32)tile_height * (OPJ_UINT32)num_comps * (OPJ_UINT32)(comp_prec/8);
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l_data = (OPJ_BYTE*) malloc(l_data_size * sizeof(OPJ_BYTE));
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fprintf(stdout, "Encoding random values -> keep in mind that this is very hard to compress\n");
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for (i=0;i<l_data_size;++i) {
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l_data[i] = (OPJ_BYTE)i; /*rand();*/
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}
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opj_set_default_encoder_parameters(&l_param);
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/** you may here add custom encoding parameters */
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/* rate specifications */
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/** number of quality layers in the stream */
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l_param.tcp_numlayers = 1;
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l_param.cp_fixed_quality = 1;
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l_param.tcp_distoratio[0] = 20;
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/* is using others way of calculation */
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/* l_param.cp_disto_alloc = 1 or l_param.cp_fixed_alloc = 1 */
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/* l_param.tcp_rates[0] = ... */
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/* tile definitions parameters */
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/* position of the tile grid aligned with the image */
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l_param.cp_tx0 = 0;
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l_param.cp_ty0 = 0;
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/* tile size, we are using tile based encoding */
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l_param.tile_size_on = OPJ_TRUE;
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l_param.cp_tdx = tile_width;
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l_param.cp_tdy = tile_height;
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/* use irreversible encoding ?*/
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l_param.irreversible = irreversible;
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/* do not bother with mct, the rsiz is set when calling opj_set_MCT*/
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/*l_param.cp_rsiz = OPJ_STD_RSIZ;*/
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/* no cinema */
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/*l_param.cp_cinema = 0;*/
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/* no not bother using SOP or EPH markers, do not use custom size precinct */
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/* number of precincts to specify */
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/* l_param.csty = 0;*/
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/* l_param.res_spec = ... */
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/* l_param.prch_init[i] = .. */
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/* l_param.prcw_init[i] = .. */
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/* do not use progression order changes */
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/*l_param.numpocs = 0;*/
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/* l_param.POC[i].... */
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/* do not restrain the size for a component.*/
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/* l_param.max_comp_size = 0; */
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/** block encoding style for each component, do not use at the moment */
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/** J2K_CCP_CBLKSTY_TERMALL, J2K_CCP_CBLKSTY_LAZY, J2K_CCP_CBLKSTY_VSC, J2K_CCP_CBLKSTY_SEGSYM, J2K_CCP_CBLKSTY_RESET */
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/* l_param.mode = 0;*/
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/** number of resolutions */
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l_param.numresolution = 6;
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/** progression order to use*/
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/** OPJ_LRCP, OPJ_RLCP, OPJ_RPCL, PCRL, CPRL */
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l_param.prog_order = OPJ_LRCP;
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/** no "region" of interest, more precisally component */
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/* l_param.roi_compno = -1; */
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/* l_param.roi_shift = 0; */
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/* we are not using multiple tile parts for a tile. */
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/* l_param.tp_on = 0; */
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/* l_param.tp_flag = 0; */
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/* if we are using mct */
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#ifdef USING_MCT
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opj_set_MCT(&l_param,l_mct,l_offsets,NUM_COMPS);
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#endif
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/* image definition */
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l_current_param_ptr = l_params;
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for (i=0;i<num_comps;++i) {
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/* do not bother bpp useless */
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/*l_current_param_ptr->bpp = COMP_PREC;*/
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l_current_param_ptr->dx = 1;
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l_current_param_ptr->dy = 1;
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l_current_param_ptr->h = (OPJ_UINT32)image_height;
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l_current_param_ptr->w = (OPJ_UINT32)image_width;
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l_current_param_ptr->sgnd = 0;
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l_current_param_ptr->prec = (OPJ_UINT32)comp_prec;
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l_current_param_ptr->x0 = 0;
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l_current_param_ptr->y0 = 0;
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++l_current_param_ptr;
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}
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/* should we do j2k or jp2 ?*/
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len = (unsigned char)strlen( output_file );
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if( strcmp( output_file + len - 4, ".jp2" ) == 0 )
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{
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l_codec = opj_create_compress(OPJ_CODEC_JP2);
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}
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else
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{
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l_codec = opj_create_compress(OPJ_CODEC_J2K);
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}
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if (!l_codec) {
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return 1;
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}
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/* catch events using our callbacks and give a local context */
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opj_set_info_handler(l_codec, info_callback,00);
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opj_set_warning_handler(l_codec, warning_callback,00);
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opj_set_error_handler(l_codec, error_callback,00);
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l_image = opj_image_tile_create(num_comps,l_params,OPJ_CLRSPC_SRGB);
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if (! l_image) {
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opj_destroy_codec(l_codec);
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return 1;
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}
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l_image->x0 = 0;
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l_image->y0 = 0;
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l_image->x1 = (OPJ_UINT32)image_width;
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l_image->y1 = (OPJ_UINT32)image_height;
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l_image->color_space = OPJ_CLRSPC_SRGB;
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if (! opj_setup_encoder(l_codec,&l_param,l_image)) {
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fprintf(stderr, "ERROR -> test_tile_encoder: failed to setup the codec!\n");
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opj_destroy_codec(l_codec);
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opj_image_destroy(l_image);
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return 1;
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}
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l_file = fopen(output_file,"wb");
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if (! l_file) {
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fprintf(stderr, "ERROR -> test_tile_encoder: failed to create the output file!\n");
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opj_destroy_codec(l_codec);
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opj_image_destroy(l_image);
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return 1;
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}
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l_stream = opj_stream_create_default_file_stream(l_file, OPJ_FALSE);
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if (! l_stream) {
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fprintf(stderr, "ERROR -> test_tile_encoder: failed to create the stream from the output file %s !\n",output_file );
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fclose(l_file);
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opj_destroy_codec(l_codec);
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opj_image_destroy(l_image);
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return 1;
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}
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if (! opj_start_compress(l_codec,l_image,l_stream)) {
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fprintf(stderr, "ERROR -> test_tile_encoder: failed to start compress!\n");
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opj_stream_destroy(l_stream);
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fclose(l_file);
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opj_destroy_codec(l_codec);
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opj_image_destroy(l_image);
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return 1;
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}
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for (i=0;i<l_nb_tiles;++i) {
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if (! opj_write_tile(l_codec,i,l_data,l_data_size,l_stream)) {
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fprintf(stderr, "ERROR -> test_tile_encoder: failed to write the tile %d!\n",i);
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opj_stream_destroy(l_stream);
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fclose(l_file);
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opj_destroy_codec(l_codec);
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opj_image_destroy(l_image);
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return 1;
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}
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}
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if (! opj_end_compress(l_codec,l_stream)) {
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fprintf(stderr, "ERROR -> test_tile_encoder: failed to end compress!\n");
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opj_stream_destroy(l_stream);
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fclose(l_file);
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opj_destroy_codec(l_codec);
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opj_image_destroy(l_image);
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return 1;
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}
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opj_stream_destroy(l_stream);
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fclose(l_file);
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opj_destroy_codec(l_codec);
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opj_image_destroy(l_image);
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free(l_data);
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/* Print profiling*/
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/*PROFPRINT();*/
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return 0;
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}
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